*SUPPORT*
IN: gazzer wif OUT: PURPLE BLUE
IN: fep fep wif OUT: YELLOW YELLOW BLUE
IN: fep dax gazzer kiki tufa fep OUT: PURPLE GREEN YELLOW YELLOW
IN: gazzer lug OUT: PURPLE PURPLE
IN: wif lug OUT: BLUE BLUE
IN: fep lug OUT: YELLOW YELLOW
IN: gazzer dax wif dax gazzer tufa wif OUT: PURPLE BLUE BLUE PURPLE
IN: wif OUT: BLUE
IN: fep dax fep OUT: YELLOW YELLOW
IN: wif dax gazzer dax wif tufa kiki OUT: BLUE GREEN PURPLE BLUE
IN: fep dax fep dax gazzer OUT: PURPLE YELLOW YELLOW
IN: gazzer dax gazzer gazzer lug OUT: PURPLE PURPLE PURPLE PURPLE
IN: fep dax gazzer tufa wif OUT: PURPLE BLUE YELLOW
IN: kiki tufa wif OUT: GREEN BLUE

*QUERY*
IN: kiki lug OUT: GREEN GREEN
IN: kiki OUT: GREEN
IN: wif tufa fep OUT: BLUE YELLOW
IN: gazzer OUT: PURPLE
IN: wif wif dax fep lug OUT: BLUE YELLOW YELLOW BLUE
IN: wif gazzer wif dax gazzer wif wif OUT: BLUE PURPLE PURPLE BLUE BLUE BLUE
IN: gazzer kiki wif dax wif OUT: PURPLE GREEN BLUE BLUE
IN: kiki tufa kiki OUT: GREEN GREEN
IN: kiki dax gazzer OUT: PURPLE GREEN
IN: wif fep OUT: BLUE YELLOW

*GRAMMAR*
gazzer -> PURPLE 
 fep -> YELLOW 
 kiki -> GREEN 
 wif -> BLUE 
 u1 tufa u2 -> [u1] [u2] 
 u1 dax x1 -> [x1] [u1] 
 u1 lug -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 